Isabella KN grew up in Sydney, Australia and moved to Nashville in 2021. She began her musical journey at the age of 14 when she wrote her first song. She has now developed into an accomplished songwriter and session singer appearing on numerous advertisements including Amex, LJ Hooker, Nick Scali and AAMI Insurance.

Isabella signed to Sony/ATV Music Publishing in 2018 and has worked with critically-acclaimed artists and writers including Oak Felder (Alessia Cara, Lizzo), The Orphanage (Kehlani, Demi Lovato), David Hodges (Keith Urban, Carrie Underwood), Erika Ender (Luis Fonsi, Daddy Yankee), Steve Solomon (James Arthur, Dean Lewis), Liz Rose (Taylor Swift, Chris Stapleton), Starsmith (Jess Glynn, Ellie Goulding), M-Phazes (Demi Lovato), JoJo, Jessica Mauboy, Navvy, The Veronicas, Mitch James, Guy Sebastian, Azure Ryder and many more.

In 2019 Isabella co-wrote The Veronicas' single "Think of Me" which achieved #1 Most Added to Australian Radio and ARIA Gold Accreditation. She also co-wrote the single "Outrageous" with Amber Lawrence which reached #1 on the iTunes Country Chart and #1 Most Played Single on Australian Country Radio.

Isabella's song-writing successes in 2020 have included the single "Jealous" on Jessica Mauboy's #1 ARIA album 'Hilda' and the single "Only Thing Missing" written with The Orphanage on Guy Sebastian's #1 ARIA album ''. Isabella also co-wrote Matt Gresham's single "Who Am I Now" which was performed on The Voice Australia in 2020 and reached #1 on iTunes Australia chart.

In 2020, Isabella also co-write the single "Conditions" which was chosen as a finalist on the NBC US TV Show Songland. "Conditions" has now been rewritten with Shane McAnally (Kacey Musgraves, Sam Hunt) and Ryan Tedder (One Republic, Selena Gomez).

Isabella continues to work with young independent emerging artists in Australia including co-writing the single "Petty Isn't Pretty" with Azure Ryder which was chosen as a featured single on Elton John's Rocket Hour on Apple Music and was added to Triple J on high rotation. She also co-wrote her second single "Oh What A Relief" which was featured on the daily UK newsletter Record Of The Day.